printk: silence healthd messages from userspace

Constant messages about battery status every second doesn't help battery or debugging. Signed-off-by: kdrag0n <[email protected]>
RBT22 · Dec 17, 2022 · 23012aa · 23012aa
1 parent 2c98f2c
commit 23012aa
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
@@ -818,6 +818,10 @@ static ssize_t devkmsg_write(struct kiocb *iocb, struct iov_iter *from)
 		}
 	}
 
+	if (strncmp("healthd", line, 7) == 0) {
+		return len;
+	}
+
 	printk_emit(facility, level, NULL, 0, "%s", line);
 	kfree(buf);
 	return ret;